1/* SPDX-License-Identifier: LGPL-2.1-only OR MIT */
 2/*
 3 * rseq-ppc-thread-pointer.h
 4 *
 5 * (C) Copyright 2021 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
 6 */
 7
 8#ifndef _RSEQ_PPC_THREAD_POINTER
 9#define _RSEQ_PPC_THREAD_POINTER
10
11#ifdef __cplusplus
12extern "C" {
13#endif
14
15static inline void *rseq_thread_pointer(void)
16{
17#ifdef __powerpc64__
18	register void *__result asm ("r13");
19#else
20	register void *__result asm ("r2");
21#endif
22	asm ("" : "=r" (__result));
23	return __result;
24}
25
26#ifdef __cplusplus
27}
28#endif
29
30#endif